Extension not running
 

I keep getting this error:
] rcon sm plugins info tf2items_manager
Filename: tf2items_manager.smx
Load error: Required extension "TF2Items" file("tf2items.ext.2.ep2v") not running
File info: (title "[TF2Items] Manager") (version "1.4.1")
File URL: http://limetech.org/

I made sure i had the latest version as well